What is Adjournment Day In Error?

Legal Definition
In the English courts, is a day appointed some days before the end of the term, at which matters left undone on the affirmance day are finished. 2 Tidd, 1224.
-- Bouviers Law Dictionary
Legal Definition
In English practice. A day appointed some days before the end of the term at which matters left undone on the affirmance day are finished. 2 Tidd, Pr. 1176.
-- Black's Law Dictionary